Power Systems A loss less transmission line has a length of 600 km, find the phase shift of voltage signal? 36° 42° 90° 45° 36° 42° 90° 45° ANSWER DOWNLOAD EXAMIANS APP
Power Systems In thermal power stations, economiser will reduce the thermal efficiency reduce the heat both 2 and 3 increase the thermal efficiency reduce the thermal efficiency reduce the heat both 2 and 3 increase the thermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Power Systems Condition for zero voltage regulation is tanφ = R/X cosφ = R/X tanφ = X/R cosφ = X/R tanφ = R/X cosφ = R/X tanφ = X/R cosφ = X/R ANSWER DOWNLOAD EXAMIANS APP
Power Systems Where the voltage is high and current to be interrupted is low, Which of following the breaker is preferable? Air blast CB. Vacuum CB. Any of these. Oil CB. Air blast CB. Vacuum CB. Any of these. Oil CB. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Hydro-graph is similar to energy load curve. both B and C. mass curve. load curve. energy load curve. both B and C. mass curve. load curve. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Half life is defined as the time required for one half of isotope to decay. the time required to spiliting of a heavy nucleus. none of above. the time required for full of atoms in a specimen disintegrate. the time required for one half of isotope to decay. the time required to spiliting of a heavy nucleus. none of above. the time required for full of atoms in a specimen disintegrate. ANSWER DOWNLOAD EXAMIANS APP
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